Patent application number | Description | Published |
20080246403 | Display, method for driving display, and electronic apparatus - Disclosed herein is a display including: a pixel array part configured to include pixels that are arranged in a matrix, each having an electro-optical element, a write transistor for writing a video signal, a drive transistor for driving the electro-optical element based on the video signal written by the write transistor, and a holding capacitor connected between the gate and source of the drive transistor, wherein the holding capacitor includes a first electrode, a second electrode disposed to face one surface of the first electrode for forming a first capacitor, and a third electrode disposed to face the other surface of the first electrode for forming a second capacitor, and the first capacitor and the second capacitor are connected in parallel to each other electrically. | 10-09-2008 |
20090066871 | Display panel, display panel module and electronic apparatus - A display panel is disclosed which suppresses appearance of structural fault at a frame portion of an opposing glass plate. The display panel has a panel structure ready for an active matrix driving method and includes an element having a formation face on which pixel circuits are formed, and an opposing substrate configured to seal the formation face. The opposing substrate has a protrusion pattern formed in a region thereof opposing to an outer edge of the opposing substrate. The protrusion pattern has a layer structure similar to that in a display region of the formation face. | 03-12-2009 |
20090115708 | ACTIVE MATRIX DISPLAY DEVICE - An active matrix display device includes a driving section provided on a substrate, an insulating film stacked on the substrate, and light-emitting elements arranged in a matrix on the insulating film, and each of the light-emitting elements includes an light-emitting layer between its upper and lower electrodes, the active matrix display device being driven by the driving section provided for each of the light-emitting elements, the active matrix display device also including a first wiring required to cause the light-emitting element to emit light, and a second wiring disposed in the underlying layer of the first wiring via the insulating film, the second wiring also required to cause the light-emitting element to emit light, wherein the first or second wiring is branched into a plurality of wirings at the intersection between the two wirings. | 05-07-2009 |
20090128017 | ORGANIC ELECTRIC FIELD LIGHT-EMITTING DISPLAY DEVICE - An organic electric field light-emitting display device includes: a plurality of pixel circuits, each disposed at one of the intersections between a plurality of signal lines and a plurality of scan lines, each of the pixel circuits including an organic electric field light-emitting element; a power auxiliary circumferential line electrically connected to one of two electrodes adapted to apply an electric field to the organic electric field light-emitting element, the power auxiliary circumferential line being disposed in a ring-like arrangement around the pixel arrangement region; and a plurality of dummy wirings formed on the underlying layer of the power auxiliary circumferential line between the intersections between either one of the plurality of signal lines and the plurality of scan lines and the power auxiliary circumferential line, the plurality of dummy wirings being insulated and isolated from the signal or scan line in proximity. | 05-21-2009 |
20090128027 | ACTIVE MATRIX DISPLAY DEVICE - An active matrix display device includes a driving section provided on a substrate, an insulating film stacked on the driving section, and light-emitting elements arranged in a matrix on the insulating film, each of the light-emitting elements having a light-emitting layer between upper and lower electrodes, the active matrix display device being driven by the driving section provided for each of the light-emitting elements, the active matrix display device also includes an auxiliary wiring provided on the same layer as the lower electrode of the light-emitting element and adapted to adjust the electrical resistance of the upper electrode, and drive wirings disposed in the underlying layer of the auxiliary wiring via the insulating film and adapted to drive the light-emitting element, wherein the auxiliary or drive wiring is routed in a roundabout manner where the auxiliary and drive wirings overlap. | 05-21-2009 |
20090200937 | DISPLAY DEVICE AND METHOD OF MANUFACTURING DISPLAY DEVICE - A display device includes lead wiring drawn out from a display region to a peripheral region of the display region; a first insulating film covering the lead wiring disposed on a substrate; a plurality of pieces of annular wiring disposed in a state of enclosing the display region in a multiple manner between the display region and the peripheral region on the first insulating film; a second insulating film covering the annular wiring disposed above the substrate, and having a groove pattern having each of the pieces of annular wiring as a bottom surface; and a light emitting element disposed on the second insulating film within the display region. | 08-13-2009 |
20090242884 | Method of producing display device, display device, method of producing thin-film transistor substrate, and thin-film transistor substrate - A method of producing a display device includes the steps of forming gate electrodes on a substrate so that an arrangement of a source and a drain, in a pixel row direction, of a thin-film transistor formed in each of pixels on the substrate is reversed every pixel row; forming a gate insulating film and an amorphous semiconductor thin film on the substrate in that order so as to cover the gate electrodes; crystallizing the semiconductor thin film by irradiating the semiconductor thin film with an energy beam so that a scanning direction of the energy beam is the same with respect to the arrangement of the source and the drain in the pixel row direction; and forming a light-emitting element connected to the thin-film transistor. | 10-01-2009 |
20090273548 | DISPLAY DEVICE - A display device includes: a display element including a plurality of sub-elements connected to retention capacities, respectively; a plurality of writing transistors arranged corresponding to the sub-elements, respectively, and writing an image signal to the retention capacities; and a plurality of driving transistors driving the sub-elements, respectively based on the image signal written through the writing transistors. The writing transistors, the driving transistors or both of them are aligned along a source-drain alignment direction in which a drain electrode and a source electrode of each transistor in the writing transistors and driving transistors are aligned, and the writing transistors, the driving transistors or both of them are arranged so that drain electrodes or source electrodes in a pair of transistors are immediately adjacent to each other, the pair of transistors being a pair of the writing transistors or the driving transistors, and being immediately adjacent to each other. | 11-05-2009 |
20090288865 | DISPLAY DEVICE AND ELECTRONIC APPARATUS - A display device includes an anode electrode provided for each pixel, an opening insulation film which covers the periphery of the anode electrode and which defines an pixel opening, and a storage capacitor disposed below the anode electrode through a planarizing insulation film, having a function to store charge for driving a pixel, and including capacitor electrodes wider than the pixel opening. | 11-26-2009 |
20090295690 | Electronic circuit and panel having the same - Disclosed herein is an electronic circuit, including: a light emitting element, having diode characteristics, for emitting a light in accordance with a drive current; a sampling transistor for sampling a video signal; a driving transistor for supplying the drive current to the light emitting element; and a hold capacitor for holding therein a predetermined potential, the hold capacitor being connected to each of an anode side of the light emitting element, and a gate of the driving transistor; wherein a laminated portion of a first metallic layer serving as a gate of the sampling transistor, and a second metallic layer serving as a source of the sampling transistor is formed so as to have an area equal to or smaller than a predetermined area. | 12-03-2009 |
20090295691 | Image display device - The present invention disposes a switch transistor between a driving transistor and a light emitting element, and sets the switch transistor in an off state during a non-emission period. Thereby, a variation in threshold voltage of the driving transistor is corrected while destruction of the light emitting element due to a reverse bias is avoided. | 12-03-2009 |
20100188376 | Display device - The present invention provides a display device capable of displaying more excellent display performance. A display device has a plurality of light emitting elements arranged on a substrate and obtained by stacking a first electrode layer, an organic layer including a light emitting layer, and a second electrode layer in order; and an insulating film for isolating the organic layer by the light emitting elements. The insulating film has a layer stack structure in which a first layer and a second layer having a refractive index higher than that of the first layer are alternately stacked. | 07-29-2010 |
20100200843 | THIN FILM TRANSISTOR AND DISPLAY UNIT - A thin film transistor with which oxygen is easily supplied to an oxide semiconductor layer and favorable transistor characteristics are able to be restored and a display unit including the same are provided. The thin film transistor includes sequentially over a substrate a gate electrode, a gate insulting film, an oxide semiconductor layer including a channel region, and a channel protective layer covering the channel region A source electrode and a drain electrode are formed on the oxide semiconductor layer located on both sides of the channel protective layer, and at least one of the source electrode and the drain electrode has an aperture to expose the oxide semiconductor layer. | 08-12-2010 |
20100201262 | DISPLAY APPARATUS, MANUFACTURING METHOD OF DISPLAY APPARATUS, AND ELECTRONIC DEVICE - A display apparatus includes: a display region provided with a plurality of pixel portions; wires installed to the respective pixel portions within the display region from an outside of the display region and transmitting a signal to drive the respective pixel portions; connection pads provided on the outside of the display region and serving as input portions that provide the wires with a signal while electrically conducting with the wires; switch elements provided on the outside of the display region in a middle of the wires; and a light shielding covering portion shielding the switch elements from light and formed to cover the connection pads while electrically conducting with the connection pads. | 08-12-2010 |
20100245216 | Display panel and display device - A display panel includes: a plurality of pixel circuits formed in a matrix on a substrate; an insulating layer covering the plurality of pixel circuits; a plurality of light emitting elements connected to the plurality of pixel circuits, and arranged in a matrix on the insulating layer; a filtering layer including a light transmitting section at least in a part of a region facing the light emitting element and a light shielding section formed in a same plane as the light transmitting section, and formed on an opposite side from the pixel circuit in relation to the light emitting element; a light reflecting section formed in a region facing the light shielding section, and between the light emitting element and the filtering layer; and a light receiving element formed in a region facing the light shielding section, and on the pixel circuit side in relation to the light emitting element. | 09-30-2010 |
20100252839 | DISPLAY AND METHOD OF MANUFACTURING THE SAME - A display includes: a light-emitting element formed by laminating a first electrode layer, an organic layer including a light-emitting layer and a second electrode layer in order on a base; and an auxiliary wiring layer being arranged so as to surround the organic layer and being electrically connected to the second electrode layer, in which the auxiliary wiring layer includes a two-layer configuration including a first conductive layer and a second conductive layer, the first conductive layer has lower contact resistance to the second electrode layer than that of the second conductive layer, the two-layer configuration in the auxiliary wiring layer is formed so that an end surface of the second conductive layer is recessed inward from an end surface of the first conductive layer, thereby a part of a top surface of the first conductive layer is in contact with the second electrode layer. | 10-07-2010 |
20100289832 | Display apparatus - A display apparatus includes: a pixel array including a plurality of pixel circuits disposed in a matrix and each including a light emitting element, a driving transistor for supplying current in response to a signal value applied between a gate and a source thereof to the light emitting element when a driving voltage is applied between a drain and the source thereof, and a holding capacitor connected between the gate and the source of the driving transistor for holding the input signal value, the driving transistor having a multi-gate structure wherein two or more transistors formed using an oxide semiconductor material are connected in series; and a light emission driving section. | 11-18-2010 |
20110095299 | DISPLAY DEVICE AND METHOD FOR MANUFACTURING DISPLAY DEVICE - Disclosed herein is a display device, including: a substrate; a circuit part configured to include a drive element formed over the substrate; a planarization insulating layer configured to be formed on the circuit part; an electrically-conductive layer configured to be formed on the planarization insulating layer and include a plurality of first electrodes and an auxiliary interconnect; an aperture-defining insulating layer configured to insulate the plurality of first electrodes from each other and have an aperture through which part of the first electrode is exposed; a plurality of light emitting elements configured to be formed by stacking the first electrode, an organic layer including a light emitting layer, and a second electrode in that order; and a separator configured to be formed by removing the planarization insulating layer at a position surrounding a display area in which the plurality of light emitting elements connected to the drive element are disposed. | 04-28-2011 |
20110102308 | Image display device with imaging unit - An image display unit comprises a display area including pixels, and an imaging unit disposed at its rear side behind the display area. Light transmissive sections are located within the display area and correspond to the pixels. The light transmissive sections are configured to separately receive light incident upon the image display unit, and pass the received light to the imaging unit. | 05-05-2011 |
20110310069 | DISPLAY DEVICE - In one example embodiment, a display device for suppressing reflected light includes a driving circuit and a display region which includes a plurality of pixels. In one example embodiment, the plurality of pixels includes a first pixel having a first light emitting element which includes a first light emitting portion having a first layer surface. In one example embodiment, first pixel includes a second light emitting element which includes a second light emitting portion having a second, different layer surface. In one example embodiment, the first pixel includes a third light emitting element which includes a third light emitting portion having a third, different layer surface. | 12-22-2011 |
20110316007 | DISPLAY DEVICE - A display device includes, on a substrate, light emitting elements each formed by sequentially stacking a first electrode layer, an organic layer including a light emission layer, and a second electrode layer and arranged in first and second directions which cross each other, a drive circuit including drive elements that drive light emitting elements, and a wiring extending in the first direction, and an insulating layer disposed in a gap region sandwiched by the light emitting elements neighboring in the second direction and having a recess or a projection. The wiring is disposed in an overlap region overlapping with the recess or the projection in the insulating layer in a thickness direction, in the gap region, and the second electrode layers in the light emitting elements neighboring in the second direction are separated from each other by the recess or the projection in the insulating layer. | 12-29-2011 |
20120001183 | Method of producing display device, display device, method of producing thin-film transistor substrate, and thin-film transistor substrate - A method of producing a display device includes the steps of forming gate electrodes on a substrate so that an arrangement of a source and a drain, in a pixel row direction, of a thin-film transistor formed in each of pixels on the substrate is reversed every pixel row; forming a gate insulating film and an amorphous semiconductor thin film on the substrate in that order so as to cover the gate electrodes; crystallizing the semiconductor thin film by irradiating the semiconductor thin film with an energy beam so that a scanning direction of the energy beam is the same with respect to the arrangement of the source and the drain in the pixel row direction; and forming a light-emitting element connected to the thin-film transistor. | 01-05-2012 |
20120043548 | THIN FILM TRANSISTOR AND DISPLAY UNIT - A thin film transistor with which oxygen is easily supplied to an oxide semiconductor layer and favorable transistor characteristics are able to be restored and a display unit including the same. The thin film transistor includes, sequentially over a substrate, a gate electrode, a gate insulting film, an oxide semiconductor layer including a channel region, and a channel protective layer covering the channel region A source electrode and a drain electrode are formed on the oxide semiconductor layer located on both sides of the channel protective layer, and at least one of the source electrode and the drain electrode has an aperture to expose the oxide semiconductor layer. | 02-23-2012 |
20120043565 | DISPLAY DEVICE AND METHOD OF PRODUCING THE SAME - A display device includes: a substrate; a plurality of light-emission elements arranged, on the substrate, in a first direction and a second direction intersecting each other, each of the light-emission elements having a first electrode layer, an organic layer including a luminous layer, and a second electrode layer which are laminated in that order; and a separation section disposed, on the substrate, between the light-emission elements adjacent to each other in the first direction, the separation section having two or more pairs of steps. The first electrode layers in the light-emission elements are separated from each other, and the organic layers as well as the second electrode layers in the light-emission elements adjacent to each other in the first direction are separated from each other by the steps included in the separation section. | 02-23-2012 |
20120244775 | METHOD FOR MANUFACTURING DISPLAY DEVICE - A method for manufacturing a display device is provided. The method includes forming a circuit part; forming a planarization insulating layer on the circuit part; forming a separator in an area outside a display area in which a plurality of light emitting elements are formed by removing the planarization insulating layer at a position surrounding the display area; forming an electrically-conductive layer including a plurality of first electrodes and an auxiliary interconnect on the planarization insulating layer; forming an aperture-defining insulating layer that insulates the first electrodes from each other and has an aperture through which part of the first electrode is exposed; and forming a plurality of light emitting elements by stacking the first electrode, an organic layer, and a second electrode common to the plurality of light emitting elements. | 09-27-2012 |
20120320029 | IMAGE DISPLAY DEVICE - An image display device and method of driving an image display device with alternative repeating of an emission period during which the light emitting element is made to emit light and a non-emission period during which light emission of the light emitting element is stopped. The terminal voltage of a storage capacitor is set to the voltage of a signal line, whereby light emission luminance of the light emitting element in a next emission period is set. | 12-20-2012 |
20130056714 | ORGANIC EL DISPLAY, METHOD OF PRODUCING ORGANIC EL DISPLAY, AND ELECTRONIC UNIT - An organic EL display includes: a plurality of first electrodes provided in a display region on a drive substrate, the plurality of first electrodes each including a laminated film having two or more layers; an organic layer provided on the plurality of first electrodes and including a light emitting layer; an electrode pad provided in a peripheral region around the display region; and a second electrode provided on the organic layer as well as the electrode pad, wherein the laminated film includes a first conductive film functioning as a reflective film, and a second conductive film provided below the first conductive film, and having a reflectance lower than that of the first conductive film, and the electrode pad corresponds to a part of the laminated film, and includes a conductive film made of a material same as that of the second conductive film. | 03-07-2013 |
20130099222 | DISPLAY, METHOD FOR DRIVING DISPLAY, AND ELECTRONIC APPARATUS - Disclosed herein is a display including: a pixel array part configured to include pixels that are arranged in a matrix and each have an electro-optical element, a write transistor for writing a video signal, a drive transistor for driving the electro-optical element based on the video signal written by the write transistor, and a holding capacitor connected between gate and source of the drive transistor, wherein the holding capacitor includes a first electrode, a second electrode disposed to face one surface of the first electrode for forming a first capacitor, and a third electrode disposed to face the other surface of the first electrode for forming a second capacitor, and the first capacitor and the second capacitor are connected in parallel to each other electrically. | 04-25-2013 |
20130100104 | DISPLAY, METHOD FOR DRIVING DISPLAY, AND ELECTRONIC APPARATUS - Disclosed herein is a display including: a pixel array part configured to include pixels that are arranged in a matrix and each have an electro-optical element, a write transistor for writing a video signal, a drive transistor for driving the electro-optical element based on the video signal written by the write transistor, and a holding capacitor connected between gate and source of the drive transistor, wherein the holding capacitor includes a first electrode, a second electrode disposed to face one surface of the first electrode for forming a first capacitor, and a third electrode disposed to face the other surface of the first electrode for forming a second capacitor, and the first capacitor and the second capacitor are connected in parallel to each other electrically. | 04-25-2013 |
20130127363 | DISPLAY DEVICE AND ELECTRONIC APPARATUS - A display device includes an anode electrode provided for each pixel, an opening insulation film which covers the periphery of the anode electrode and which defines an pixel opening, and a storage capacitor disposed below the anode electrode through a planarizing insulation film, having a function to store charge for driving a pixel, and including capacitor electrodes wider than the pixel opening. | 05-23-2013 |
20130146855 | DISPLAY DEVICE AND METHOD FOR MANUFACTURING DISPLAY DEVICE - Disclosed herein is a display device, including: a substrate; a circuit part configured to include a drive element; a planarization insulating layer; an electrically-conductive layer including a plurality of first electrodes and an auxiliary interconnect; an aperture-defining insulating layer configured to insulate the plurality of first electrodes from each other and have an aperture through which part of the first electrode is exposed; a plurality of light emitting elements; and a separator configured to be formed by removing the planarization insulating layer at a position between a display area, in which the plurality of light emitting elements connected to the drive element are disposed, and a peripheral area which is surrounding the display area. A method of manufacturing a display device is also provided. | 06-13-2013 |
20130187139 | DISPLAY DEVICE - A display device includes, on a substrate, light emitting elements each formed by sequentially stacking a first electrode layer, an organic layer including a light emission layer, and a second electrode layer and arranged in first and second directions which cross each other, a drive circuit including drive elements that drive light emitting elements, and a wiring extending in the first direction, and an insulating layer disposed in a gap region sandwiched by the light emitting elements neighboring in the second direction and having a recess or a projection. The wiring is disposed in an overlap region overlapping with the recess or the projection in the insulating layer in a thickness direction, in the gap region, and the second electrode layers in the light emitting elements neighboring in the second direction are separated from each other by the recess or the projection in the insulating layer. | 07-25-2013 |
20130293459 | IMAGE DISPLAY DEVICE WITH IMAGING UNIT - An image display unit comprises a display area including pixels, and an imaging unit disposed at its rear side behind the display area. Light transmissive sections are located within the display area and correspond to the pixels. The light transmissive sections are configured to separately receive light incident upon the image display unit, and pass the received light to the imaging unit. | 11-07-2013 |
20130328072 | DISPLAY APPARATUS, MANUFACTURING METHOD OF DISPLAY APPARATUS, AND ELECTRONIC DEVICE - A display apparatus includes: a display region provided with a plurality of pixel portions; wires installed to the respective pixel portions within the display region from an outside of the display region and transmitting a signal to drive the respective pixel portions; connection pads provided on the outside of the display region and serving as input portions that provide the wires with a signal while electrically conducting with the wires; switch elements provided on the outside of the display region in a middle of the wires; and a light shielding covering portion shielding the switch elements from light and formed to cover the connection pads while electrically conducting with the connection pads. | 12-12-2013 |
20140209889 | DISPLAY AND METHOD OF MANUFACTURING THE SAME - A display includes: a light-emitting element formed by laminating a first electrode layer, an organic layer including a light-emitting layer and a second electrode layer in order on a base; and an auxiliary wiring layer being arranged so as to surround the organic layer and being electrically connected to the second electrode layer, in which the auxiliary wiring layer includes a two-layer configuration including a first conductive layer and a second conductive layer, the first conductive layer has lower contact resistance to the second electrode layer than that of the second conductive layer, the two-layer configuration in the auxiliary wiring layer is formed so that an end surface of the second conductive layer is recessed inward from an end surface of the first conductive layer, thereby a part of a top surface of the first conductive layer is in contact with the second electrode layer. | 07-31-2014 |
20140217384 | DISPLAY PANEL AND DISPLAY DEVICE - A display panel includes: a plurality of pixel circuits formed in a matrix on a substrate; an insulating layer covering the plurality of pixel circuits; a plurality of light emitting elements connected to the plurality of pixel circuits, and arranged in a matrix on the insulating layer; a filtering layer including a light transmitting section at least in a part of a region facing the light emitting element and a light shielding section formed in a same plane as the light transmitting section, and formed on an opposite side from the pixel circuit in relation to the light emitting element; a light reflecting section formed in a region facing the light shielding section, and between the light emitting element and the filtering layer; and a light receiving element formed in a region facing the light shielding section, and on the pixel circuit side in relation to the light emitting element. | 08-07-2014 |
20140346521 | DISPLAY DEVICE AND ELECTRONIC DEVICE - A display device includes a circuit layer including: a plurality of transistors; a plurality of metal layers; and a plurality of wirings. The display device includes a display layer including first, second and third light emitting elements. The first light emitting element includes a first anode electrode and a first light emitting layer, a surface of the first anode electrode having a first surface contour structure; the second light emitting element includes a second anode electrode and a second light emitting layer, a surface of the second anode electrode having a second surface contour structure which is different from the first surface contour structure; and the third light emitting element includes a third anode electrode and a third light emitting layer, a surface of the third anode electrode having a third surface contour structure which is different from the second surface contour structure. | 11-27-2014 |
20140357004 | METHOD OF FABRICATING A DISPLAY DEVICE WITH STEP CONFIGURATION IN THE INSULATING LAYER - A display device includes: a substrate; a plurality of light-emission elements arranged, on the substrate, in a first direction and a second direction intersecting each other, each of the light-emission elements having a first electrode layer, an organic layer including a luminous layer, and a second electrode layer which are laminated in that order; and a separation section disposed, on the substrate, between the light-emission elements adjacent to each other in the first direction, the separation section having two or more pairs of steps. The first electrode layers in the light-emission elements are separated from each other, and the organic layers as well as the second electrode layers in the light-emission elements adjacent to each other in the first direction are separated from each other by the steps included in the separation section. | 12-04-2014 |
20150028324 | DISPLAY DEVICE - A display device includes, on a substrate, light emitting elements each formed by sequentially stacking a first electrode layer, an organic layer including a light emission layer, and a second electrode layer and arranged in first and second directions which cross each other, a drive circuit including drive elements that drive light emitting elements, and a wiring extending in the first direction, and an insulating layer disposed in a gap region sandwiched by the light emitting elements neighboring in the second direction and having a recess or a projection. The wiring is disposed in an overlap region overlapping with the recess or the projection in the insulating layer in a thickness direction, in the gap region, and the second electrode layers in the light emitting elements neighboring in the second direction are separated from each other by the recess or the projection in the insulating layer. | 01-29-2015 |
20150076502 | METHOD OF PRODUCING DISPLAY DEVICE, DISPLAY DEVICE, METHOD OF PRODUCING THIN-FILM TRANSISTOR SUBSTRATE, AND THIN FILM TRANSISTOR SUBSTRATE - A method of producing a display device includes the steps of forming gate electrodes on a substrate so that an arrangement of a source and a drain, in a pixel row direction, of a thin-film transistor formed in each of pixels on the substrate is reversed every pixel row; forming a gate insulating film and an amorphous semiconductor thin film on the substrate in that order so as to cover the gate electrodes; crystallizing the semiconductor thin film by irradiating the semiconductor thin film with an energy beam so that a scanning direction of the energy beam is the same with respect to the arrangement of the source and the drain in the pixel row direction; and forming a light-emitting element connected to the thin-film transistor. | 03-19-2015 |